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89276-64-2 1,3-naphthalenedisulfonic acid,4-amino-6-[(3,7-disulfo-1-naphthalenyl)azo]-5-hydroxy-, te

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Product Name 1,3-Naphthalenedisulfonic acid,4-amino-6-[(3,7-disulfo-1-naphthalenyl)azo]-5-hydroxy-, tetrapotassiumsalt
CAS No. 89276-64-2
Molecular Formula C20H15N3O13S4・4K